全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

三维脸部网格模型的交互式调整

DOI: 10.11834/jig.200208259

Keywords: 三维脸部网格模型,交互式调整,人脸合成,特征提取,动画制作,人脸特征

Full-Text   Cite this paper   Add to My Lib

Abstract:

脸部网络模型的建立是基于模型的人脸合成技术的关键步骤。提出了一种结合自动和交互方式,利用正交图象的三维人脸模型调整算法,首先利用区域增长法和矩形模板匹配确定正面图象中人脸及各特征区域的位置,利用变形模板自动提取人脸完整特征;然后交互地修正人脸特点的准确正面位置,并从侧面图象提取特征点的深度;最后算法自动确定脸部姿态和利用反向距离内插调整模型非特征点,获得输和人脸模型。实验结果表明,该算法简便实用,费时较少,具有一定的实用价值。

References

[1]  [2]Pighin F. Modeling and animating realistic faces from images [D]. Washaington : University of Washington, USA, 1999.
[2]  [4]Reinders M T. Model adaptation for image coding [D].Netherlands, Delft: University of Technology, 1995.
[3]  [6]Fabio Lavagetto, Roberto Pockaj. The facial animation engine: Toward a high level interface for the design of MPEG-4compliant animated faces[J]. IEEE Trans. CSVT, 1999,9(2):277~289.
[4]  [8]LIN Chun-hung, WU Ja-ling. Automatic facial extraction by genetic algorithms [J]. IEEE Trans. On Image Processing,1999,8(6) :834~845.
[5]  [1]Lee W S, Thalmann N M. Fast head modeling for animation[J].Image and Vision Computing, 2000,18(4) :355~364.
[6]  [3]梅丽.基于图象的人脸重建及视频驱动的表情动画[D].杭州:浙江大学,2001.
[7]  [5]Kampmann M, Farhoud R. Precise face model adaptation for semantic coding of videophone sequences[A]. In:Picture Coding Symposium (PCS\'97) [C], Berlin, Germany, 1997.
[8]  [7]Ip H S, Yin L J. Instantiation of human head model and arbitrary views generations based on two views[J]. The Visual Computer, 1996,12 (5): 254~266.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133